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MSA Safety Inc

MSA
Exchange
NYSE
Industry
Orthopedic, Prosthetic & Surgical Appliances & Supplies
SEC CIK
0000066570

No open-market purchases or sales by MSA Safety Inc insiders were filed in the last 90 days; 459 institutions reported holding it in 13F filings for Q2 2026, worth $6.13B in total; Giverny Capital is the only superinvestor holding it.

Other share classesMNESP

Holders of 5% or more of MSA

Holders whose latest Schedule 13D or 13G filing reports 5% or more of MSA Safety Inc, largest stake first. The change is against the holder's previous filing.

Holders of 5% or more of MSA
HolderLatest formStakeChangeFirst filedLatest filingFiling
Vanguard Capital Management LLC13G5.12%1.99M sharesNewApr 30, 20261 filingApr 30, 2026SEC

Stakes are as of each holder's latest filing. Holders whose last filing was in the old format (before December 18, 2024) have no stake on record and are not listed, and after an acquisition or delisting holders usually stop filing.

13D and 13G filings

24 Schedule 13D and 13G filings on MSA Safety Inc, newest first, including old-format filings without a stake.

Schedule 13D and 13G filings on MSA
Filed (ET)FilerFormStakeChangeEvent dateFiling
Apr 30, 202611:32 AM ETVanguard Capital Management LLC13G5.12%1.99M sharesNewMar 31, 2026SEC
Mar 27, 202610:53 AM ETVanguard Group Inc13G/A0.00%0 shares–Below 5%Mar 13, 2026SEC
Jul 31, 20251:58 PM ETJPMorgan Chase & Co13G/A4.60%1.81M shares−0.40 ppfrom 5.00%Below 5%Jun 30, 2025SEC
Feb 10, 202512:09 PM ETJPMorgan Chase & Co13G5.00%1.99M shares–Dec 31, 2024SEC
Jan 7, 20252:50 PM ETAPG Asset Management US Inc.and 3 others13G4.80%1.88M shares–Below 5%Dec 31, 2024SEC
Aug 9, 2024JPMorgan Chase & Co13G/AOld format–––SEC
Feb 13, 2024Vanguard Group Inc13G/AOld format–––SEC
Feb 7, 2024APG Asset Management US Inc.13G/AOld format–––SEC
Jan 25, 20244:59 PM ETBlackRock Inc.13G/AOld format–––SEC
Jan 22, 2024State Street Corp13G/AOld format–––SEC
Jan 10, 2024JPMorgan Chase & Co13GOld format–––SEC
Feb 10, 2023State Street Corp13G/AOld format–––SEC
Feb 9, 2023Vanguard Group Inc13G/AOld format–––SEC
Feb 3, 20234:27 PM ETBlackRock Inc.13G/AOld format–––SEC
Jan 12, 2023APG Asset Management US Inc.13G/AOld format–––SEC
Feb 10, 2022Vanguard Group Inc13G/AOld format–––SEC
Jan 31, 20225:49 PM ETBlackRock Inc.13G/AOld format–––SEC
Jan 5, 2022JPMorgan Chase & Co13G/AOld format–––SEC
Mar 3, 2021APG Asset Management US Inc.13G/AOld format–––SEC
Feb 16, 2021State Street Corp13G/AOld format–––SEC
Feb 10, 2021Vanguard Group Inc13G/AOld format–––SEC
Jan 29, 20215:22 PM ETBlackRock Inc.13G/AOld format–––SEC
Jan 27, 2021JPMorgan Chase & Co13G/AOld format–––SEC
Jan 19, 2021APG Asset Management US Inc.13G/AOld format–––SEC

Form 144: proposed insider sales

22 notices from officers, directors and other affiliates planning to sell MSA Safety Inc shares, newest first.

Form 144 notices for MSA
Filed (ET)SellerShares to sellMarket valuePlanned saleBrokerFiling
Aug 18, 20263:56 PM ETHowells David JFormer officer3.41K$645.6KAug 18, 2026Fidelity Brokerage Services LLCSEC
Aug 7, 20264:10 PM ETNishan J VartanianDirector20.0K$3.88MAug 7, 2026Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
Sep 12, 20259:29 AM ETSciullo Stephanie LOfficer2.36K$406.8KSep 12, 2025Raymond James & AssociatesSEC
Sep 11, 20253:57 PM ETBrody Elyse LOfficer1.03K$178.2KSep 11, 2025Fidelity Brokerage Services LLCSEC
Sep 11, 20252:40 PM ETSciullo Stephanie LOfficer5.00K$861.9KSep 11, 2025Fidelity Brokerage Services LLCSEC
Aug 22, 20251:02 PM ETRoberts Rebecca BFormer director250$43.8KAug 22, 2025Fidelity Brokerage Services LLCSEC
Jul 16, 20254:41 PM ETRoberts Rebecca BFormer director439$75.1KJul 16, 2025Fidelity Brokerage Services LLCSEC
Jun 10, 202511:34 AM ETRoberts Rebecca BFormer director500$83.4KJun 10, 2025Fidelity Brokerage Services LLCSEC
May 13, 20254:34 PM ETNishan J VartanianDirector30.0K$4.84MMay 13, 2025Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
Jul 31, 20244:34 PM ETNishan J Vartanian & Pamela A VartanianNon-Executive Director3.94K$745.6KJul 31, 2024Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
Jul 30, 20244:39 PM ETNishan J Vartanian & Pamel A A VartanianNon-Executive Director6.05K$1.14MJul 30, 2024Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
May 22, 202410:01 AM ETRyan John T IIIFormer director939$177.5KMay 22, 2024Fidelity Brokerage Services LLCSEC
May 2, 20244:49 PM ETVartanian Nishan J.Officer · Director11.0K$2.04MMay 2, 2024Fidelity Brokerage Services LLCSEC
Apr 3, 20249:43 PM ETLeenen Bob WillemExecutive5.47K$1.05MApr 4, 202410b5-1UBS Securities LLCSEC
Mar 13, 20243:13 PM ETLeenen Bob WillemFormer officer2.98K$556.7KMar 13, 2024Fidelity Brokerage Services LLCSEC
Mar 12, 20244:12 PM ETNishan J VartanianOfficer4.10K$761.4KMar 12, 2024Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
Mar 1, 20244:24 PM ETNishan J VartanianOfficer10.6K$1.94MMar 1, 2024Morgan Stanley Smith Barney LLC Executive Financial ServicesSEC
Feb 27, 20243:05 PM ETRoberts Rebecca BDirector1.10K$200.0KFeb 27, 2024Fidelity Brokerage Services LLCSEC
Aug 30, 20231:05 PM ETRoberts Rebecca BDirector500$91.3KAug 30, 2023Fidelity Brokerage Services LLCSEC
Jun 9, 20238:00 PM ETSciullo Stephanie LOfficer4.09K$629.9KJun 9, 2023Fidelity Brokerage Services LLCSEC
Jun 9, 202312:31 PM ETNishan VartanianOfficer2.50K$372.5KJun 9, 2023UBS Financial Services IncSEC
Jun 2, 20234:41 PM ETNishan J VartanianOfficer12.5K$1.78MJun 2, 2023UBS Financial Services IncSEC